11-Deoxycortisol, Two Specimens

TEST: 500560
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CPT: 82634(x2)
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Synonyms

  • 11-Desoxycortisol

Special Instructions

Submit two tubes; one vial labeled as baseline and one labeled as post-metyrapone.

Expected Turnaround Time

6 - 8 days

Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.

Specimen Requirements

Specimen

Serum (preferred) or plasma, frozen

Volume

0.5 mL (each specimen)

Minimum Volume

0.2 mL (each specimen) (Note: This volume does not allow for repeat testing.)

Container

Red-top tube, gel-barrier tube, lavender-top (EDTA) tube, or green-top (heparin) tube

Collection

Transfer serum into a frozen lavender transport tube with cap (LabCorp ID 9566589372). The specimen should be frozen immediately and maintained frozen until tested. To avoid delays in turnaround time when requesting multiple tests on frozen samples, please submit separate frozen specimens for each test requested.

Storage Instructions

Freeze.

Stability Requirements

Temperature

Period

Room temperature

1 day

Refrigerated

1 day

Frozen

2 years

Freeze/thaw cycles

Stable x3

Test Details

Methodology

Liquid chromatography/tandem mass spectrometry (LC/MS-MS) after chromatography and solvent extraction

LOINC® Map

Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
500560 11-Desoxycortisol, 2 Specs 500561 11-Desoxycortisol #1 ug/dL 40810-4
500560 11-Desoxycortisol, 2 Specs 500562 11-Desoxycortisol #2 ug/dL 41289-0

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